Business Source 42255 Envelopes, Interdepartmental, Two-sided, 10'' x 13'', 100/CT, Kraft, BSN42255, BSN 42255, Interdepartmental envelopes are ruled for interdepartmental routing with five columns across. Column headings include date, deliver to, department, sent by and department. Holes allow visual acknowledgment of contents. String-and-button closure secures the envelope and its contents. Envelopes are printed on both sides and made of 28 lb. Kraft stock. UPC Code 035255422550, Quantity 100/BX